| Frémestroff | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason Fremestroff 57.svg |
| Arrondissement: | Forbach-Boulay-Moselle |
| Canton: | Sarralbe |
| Insee: | 57237 |
| Postal Code: | 57660 |
| Mayor: | Laurent Filliung[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Saint-Avold Synergie |
| Coordinates: | 49.0181°N 6.7811°W |
| Elevation M: | 263 |
| Elevation Min M: | 248 |
| Elevation Max M: | 342 |
| Area Km2: | 5.51 |
Frémestroff (pronounced as /fr/;) is a commune in the Moselle department in Grand Est in north-eastern France.